从宁夏产植物牛心朴子（Cymmehumkomarovii Al．IIjinski）须根的乙醇提取物中分离并鉴定了4个C21甾体配糖体：白前苷元C 3-O-β—D-吡喃葡......

Three new C21 steroidal glycosides named komaroside A, komaroside B, komaroside C were isolated from the ethanolic extra......